81903090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{787}}^1\times {\mathrm{3469}}^1$

素因数の和:4266

約数の個数: 32

約数和(自身を含む): 196873920

約数和(自身を除く): 114970830

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 787, 1574, 2361, 3469, 3935, 4722, 6938, 7870, 10407, 11805, 17345, 20814, 23610, 34690, 52035, 104070, 2730103, 5460206, 8190309, 13650515, 16380618, 27301030, 40951545, 81903090]

約数ペア:

[(1, 81903090), (2, 40951545), (3, 27301030), (5, 16380618), (6, 13650515), (10, 8190309), (15, 5460206), (30, 2730103), (787, 104070), (1574, 52035), (2361, 34690), (3469, 23610), (3935, 20814), (4722, 17345), (6938, 11805), (7870, 10407)]